vtkBox.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkBox.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkBox_h
#define vtkBox_h

#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkImplicitFunction.h"
class vtkBoundingBox;

class VTKCOMMONDATAMODEL_EXPORT vtkBox : public vtkImplicitFunction
{
public:
  vtkTypeMacro(vtkBox,vtkImplicitFunction);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkBox *New();

  using vtkImplicitFunction::EvaluateFunction;
  double EvaluateFunction(double x[3]) override;

  void EvaluateGradient(double x[3], double n[3]) override;


  void SetXMin(double p[3]);
  void SetXMin(double x, double y, double z);
  void GetXMin(double p[3]);
  void GetXMin(double &x, double &y, double &z);

  void SetXMax(double p[3]);
  void SetXMax(double x, double y, double z);
  void GetXMax(double p[3]);
  void GetXMax(double &x, double &y, double &z);

  void SetBounds(double xMin, double xMax,
                 double yMin, double yMax,
                 double zMin, double zMax);
  void SetBounds(const double bounds[6]);
  void GetBounds(double &xMin, double &xMax,
                 double &yMin, double &yMax,
                 double &zMin, double &zMax);
  void GetBounds(double bounds[6]);
  double *GetBounds() VTK_SIZEHINT(6);

  void AddBounds(const double bounds[6]);

  static char IntersectBox(double bounds[6], const double origin[3], double dir[3],
                           double coord[3], double& t);

  static int IntersectWithLine(const double bounds[6],
                               const double p1[3], const double p2[3],
                               double &t1, double &t2,
                               double x1[3], double x2[3],
                               int &plane1, int &plane2);

  static vtkTypeBool IntersectWithPlane(double bounds[6], double origin[3],
                                double normal[3]);

  static vtkTypeBool IntersectWithPlane(double bounds[6], double origin[3],
                                double normal[3], double xints[18]);

protected:
  vtkBox();
  ~vtkBox() override;

  vtkBoundingBox *BBox;
  double Bounds[6]; //supports the GetBounds() method

private:
  vtkBox(const vtkBox&) = delete;
  void operator=(const vtkBox&) = delete;
};



inline void vtkBox::SetXMin(double p[3])
{
  this->SetXMin(p[0], p[1], p[2]);
}

inline void vtkBox::SetXMax(double p[3])
{
  this->SetXMax(p[0], p[1], p[2]);
}


#endif